Exmark FR23KC, FR27KC, FR20KC manual Adjustments, Service Interval 500 hrs

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4.1.23Wheel Hub – lock nut torque specification

Service Interval: 500 hrs

When tightening the lock nut on the wheel motor tapered shaft:

a)Torque the lock nut to 125 ft-lbs (169 N-m). NOTE: Do not use antisieze on wheel hub.

4.1.24Fuel Tank – mounting hardware specification

When installing the nuts on the fuel tank studs, fully tighten the nyloc nut and back off 1/2 turn. This allows for normal fuel tank expansion and contraction with changes in temperature and fuel levels.

4.1.25Thread locking adhesives such as “Loctite 242” or “Fel-Pro, Pro-Lock Nut Type” are used on the following fasteners:

a)Pump drive sheave set screws.

b)Line shaft sheave setscrews.

c)Square head setscrews on Hydro pump control arms.

d)Sheave retaining bolt in the end of engine crankshaft.

e)Caster wheel spacer nuts.

f)Fuel tank bulkhead fitting nuts.

g)Motion control tab retaining bolt.

4.1.26Dielectric grease is used on blade type electrical connections to prevent corrosion and loss of contact.

4.2 ADJUSTMENTS

IMPORTANT: Disengage PTO, shut off engine, wait for all moving parts to stop, engage parking brake, and remove key before servicing, cleaning, or making any adjustments to the unit.

4.2.1Pump Drive Belt Tension.

Spring Tensioned - No adjustment necessary.

4.2.2Pump Drive Belt Replacement.

a)Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.

b)Remove pump drive belt.

c)Route new belt onto sheaves as shown in the decal located on the right hand side of the left hood support. See Figure 6.

FIGURE 6

4.2.3Park Brake Adjustment.

Check to make sure each brake is adjusted properly.

a)Stop engine, wait for all moving parts to stop, and remove key. Engage parking brake.

b)Tilt seat forward and raise hood.

c)Pull the brake lever up into the engaged position.

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Contents For Serial Nos 600,000 & Higher Potential Hazard Exmark Parts PLUS→ Program Operators Manual Table of Contents Training SafetyYour Safety is Involved Safety Alert SymbolCarbon monoxide can kill you Potential Hazard Potential Hazard Operation Tip-over could cause serious injury or death Potential Hazard Page Maintenance and Storage Location Safety SignsPage Electrical System SpecificationsEngine Fuel SystemHydrostatic Ground Drive System Operator ControlsTires DimensionsControls Operation InstructionsTorque Requirements Potential Hazard Operating Instructions PRE-STARTStarting Engine Transporting Tip-over of the unit could cause serious injury or death Service Interval Daily Maintenance & AdjustmentsPeriodic Maintenance Service Interval Daily or more often in dry conditions Service Interval MonthlyCheck the PTO circuit Service Interval Daily Check starting circuitCheck the kill circuits For 20 HP and 23 HP Kohler Units Service Interval 100 hrsPTO must not engage For 27 HP Kohler UnitsService Interval 40 hr Service Interval Refer to chart Service Interval 40 hrsService Interval 160 hrs Service Interval Once YearlyService Interval 80 hrs Service Interval YearlyService Interval After First 250 hrs Then yearly thereafter Service Interval As RequiredService Interval 500 hrs AdjustmentsPage Set neutral Page Weight transfer springs may have stored energy Waste Disposal Trouble ShootingEngine will not Start Engine Troubleshooting TableElectrical Diagram Hydraulic Diagram Year Limited Warranty Exmark Turf Equipment Evaporative Emission Control Warranty Statement Page Page See EXMARK’S Complete Line of Accessories

FR23KC, FR20KC, FR27KC specifications

The Exmark FR27KC, FR23KC, and FR20KC stand out as exemplary models in the commercial-grade zero-turn mower segment, each designed with unique features and advanced technologies for efficiency and durability. These models are powered by Kawasaki engines, renowned for their reliability and performance, ensuring users can tackle tough mowing tasks with ease.

The FR27KC boasts a powerful 27-horsepower engine, making it ideal for larger properties and demanding landscapes. Its robust design and high torque output allow it to handle thicker grasses and challenging terrains effectively. This model features a 60-inch UltraCut deck, which offers superior cutting performance and striping ability. The deck is designed with a unique airflow system that ensures clippings are discharged evenly, promoting a clean and professional look.

In contrast, the FR23KC features a slightly smaller engine with 23 horsepower. This model is perfect for mid-sized lawns and provides a balance of power and maneuverability. It is equipped with a 52-inch deck, allowing for quick and efficient mowing. The FR23KC also comes with Exmark's patented mulching capability, which not only recycles grass clippings but also enhances soil health by returning nutrients to the ground.

The FR20KC is the entry-level model in this range, featuring a 20-horsepower engine. Despite its smaller size, the FR20KC packs a punch with its 48-inch cutting deck, making it suitable for residential properties or smaller commercial tasks. This model emphasizes user comfort with adjustable seating and easy-to-reach controls, making it accessible for users of all skill levels.

All three models share advanced features such as Exmark's patented Hydro-Drive system, which provides smooth and precise control over the mower's speed and direction, enhancing maneuverability. Additionally, they come with heavy-duty components, ensuring longevity and reliability in demanding conditions. Ergonomics has been a significant consideration in these designs, with padded seat options and intuitive control layouts that reduce operator fatigue.

In summary, the Exmark FR27KC, FR23KC, and FR20KC models cater to different mowing needs while incorporating advanced technologies and exceptional build quality. Whether tackling sprawling lawns or managing tight spaces, these mowers deliver performance, comfort, and durability, making them a worthwhile investment for any serious landscaper or homeowner.
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